From the British series "The F Word", it refers to a list of directions - usually one word in length - followed by the objective of said directions and a rather forceful "DONE."
"I'm doing an F-Word on my toe... Epsom. Soak. Towel. Peroxide. Neosporin. Gauze. Wrap. Tape. Post-op Bandaged Toe... DONE."
by Chairman D March 04, 2009